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Fundies IV Midterm + Final (ALL) Quizzes | Questions with 100% Correct Answers | Verified | Latest Update 2024
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During the first half of the 20th century, U.S. life expectancy increased 30 years. Which one of the following was the most important factor behind the increase? Social reforms (like wage and labor laws, housing codes, etc.) and increased prosperity New drugs (like penicillin) The development o...
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